Functional resilience against climate-driven extinctions : comparing the functional diversity of European and North American tree floras - Liebergesell, Mario (Karl-Marx-Universität Leipzig. Department of Special Botany and Functional Biodiversity) ; Reu, Björn (Universidad Industrial de Santander (Colòmbia). Escuela de Biología) ; Stahl, Ulrike (Max Planck Institute for Biogeochemistry) ; Freiberg, Martin (Karl-Marx-Universität Leipzig. Department of Special Botany and Functional Biodiversity) ; Welk, Erik (Martin Luther University of Halle-Wittenberg. Department of Geobotany) ; Kattge, Jens (Max Planck Institute for Biogeochemistry) ; Cornelissen, Hans C. (Vrije Universiteit Amsterdam. Department of Ecological Science) ; Peñuelas, Josep (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Wirth, Christian (Karl-Marx-Universität Leipzig. Department of Special Botany and Functional Biodiversity)